X-Git-Url: https://git.notmuchmail.org/git?a=blobdiff_plain;f=test%2Ftest-lib.sh;h=df867a5ff78b0a57b083c936e619ad3ae3797e06;hb=5b37fb1e25aafc97edfe12850980febc2e32312c;hp=c81c709b511ffbbbee1205379a4dd6ce8ee67e2a;hpb=746a13e6f40431ffa931ef51834ac0eb794ee554;p=notmuch

diff --git a/test/test-lib.sh b/test/test-lib.sh
old mode 100755
new mode 100644
index c81c709b..df867a5f
--- a/test/test-lib.sh
+++ b/test/test-lib.sh
@@ -39,7 +39,7 @@ done,*)
 	;;
 esac
 
-# Keep the original TERM for say_color
+# Keep the original TERM for say_color and test_emacs
 ORIGINAL_TERM=$TERM
 
 # For repeatability, reset the environment to known value.
@@ -50,8 +50,6 @@ TZ=UTC
 TERM=dumb
 export LANG LC_ALL PAGER TERM TZ
 GIT_TEST_CMP=${GIT_TEST_CMP:-diff -u}
-export SCREENRC=/dev/null
-export SYSSCREENRC=/dev/null
 
 # Protect ourselves from common misconfiguration to export
 # CDPATH into the environment
@@ -176,6 +174,7 @@ test_success=0
 
 die () {
 	code=$?
+	rm -rf "$TEST_TMPDIR"
 	if test -n "$GIT_EXIT_OK"
 	then
 		exit $code
@@ -186,6 +185,8 @@ die () {
 }
 
 GIT_EXIT_OK=
+# Note: TEST_TMPDIR *NOT* exported!
+TEST_TMPDIR=$(mktemp -d "${TMPDIR:-/tmp}/notmuch-test-$$.XXXXXX")
 trap 'die' EXIT
 
 test_decode_color () {
@@ -396,7 +397,9 @@ emacs_deliver_message ()
 	   (message-goto-body)
 	   (insert \"${body}\")
 	   $@
-	   (message-send-and-exit))" >/dev/null 2>&1
+	   (message-send-and-exit))"
+    # opportunistically quit smtp-dummy in case above fails.
+    { echo QUIT > /dev/tcp/localhost/25025; } 2>/dev/null
     wait ${smtp_dummy_pid}
     notmuch new >/dev/null
 }
@@ -426,7 +429,7 @@ test_begin_subtest ()
 	error "bug in test script: Missing test_expect_equal in ${BASH_SOURCE[1]}:${BASH_LINENO[0]}"
     fi
     test_subtest_name="$1"
-    test_subtest_known_broken_=
+    test_reset_state_
     # Remember stdout and stderr file descriptors and redirect test
     # output to the previously prepared file descriptors 3 and 4 (see
     # below)
@@ -545,6 +548,19 @@ test_have_prereq () {
 	esac
 }
 
+# declare prerequisite for the given external binary
+test_declare_external_prereq () {
+	binary="$1"
+	test "$#" = 2 && name=$2 || name="$binary(1)"
+
+	hash $binary 2>/dev/null || eval "
+$binary () {
+	echo -n \"\$test_subtest_missing_external_prereqs_\" | grep -e \" $name \" ||
+	test_subtest_missing_external_prereqs_=\"$test_subtest_missing_external_prereqs_ $name\"
+	false
+}"
+}
+
 # You are not expected to call test_ok_ and test_failure_ directly, use
 # the text_expect_* functions instead.
 
@@ -578,14 +594,14 @@ test_failure_message_ () {
 }
 
 test_known_broken_ok_ () {
-	test_subtest_known_broken_=
+	test_reset_state_
 	test_fixed=$(($test_fixed+1))
 	say_color pass "%-6s" "FIXED"
 	echo " $@"
 }
 
 test_known_broken_failure_ () {
-	test_subtest_known_broken_=
+	test_reset_state_
 	test_broken=$(($test_broken+1))
 	test_failure_message_ "BROKEN" "$@"
 	return 1
@@ -621,18 +637,32 @@ test_skip () {
 	fi
 	case "$to_skip" in
 	t)
-		test_subtest_known_broken_=
-		say_color skip >&3 "skipping test: $@"
-		say_color skip "%-6s" "SKIP"
-		echo " $1"
-		: true
+		test_report_skip_ "$@"
 		;;
 	*)
-		false
+		test_check_missing_external_prereqs_ "$@"
 		;;
 	esac
 }
 
+test_check_missing_external_prereqs_ () {
+	if test -n "$test_subtest_missing_external_prereqs_"; then
+		say_color skip >&3 "missing prerequisites:"
+		echo "$test_subtest_missing_external_prereqs_" >&3
+		test_report_skip_ "$@"
+	else
+		false
+	fi
+}
+
+test_report_skip_ () {
+	test_reset_state_
+	say_color skip >&3 "skipping test:"
+	echo " $@" >&3
+	say_color skip "%-6s" "SKIP"
+	echo " $1"
+}
+
 test_subtest_known_broken () {
 	test_subtest_known_broken_=t
 }
@@ -641,10 +671,14 @@ test_expect_success () {
 	test "$#" = 3 && { prereq=$1; shift; } || prereq=
 	test "$#" = 2 ||
 	error "bug in the test script: not 2 or 3 parameters to test-expect-success"
+	test_reset_state_
 	if ! test_skip "$@"
 	then
 		test_run_ "$2"
-		if [ "$?" = 0 -a "$eval_ret" = 0 ]
+		run_ret="$?"
+		# test_run_ may update missing external prerequisites
+		test_check_missing_external_prereqs_ "$@" ||
+		if [ "$run_ret" = 0 -a "$eval_ret" = 0 ]
 		then
 			test_ok_ "$1"
 		else
@@ -657,10 +691,14 @@ test_expect_code () {
 	test "$#" = 4 && { prereq=$1; shift; } || prereq=
 	test "$#" = 3 ||
 	error "bug in the test script: not 3 or 4 parameters to test-expect-code"
+	test_reset_state_
 	if ! test_skip "$@"
 	then
 		test_run_ "$3"
-		if [ "$?" = 0 -a "$eval_ret" = "$1" ]
+		run_ret="$?"
+		# test_run_ may update missing external prerequisites,
+		test_check_missing_external_prereqs_ "$@" ||
+		if [ "$run_ret" = 0 -a "$eval_ret" = "$1" ]
 		then
 			test_ok_ "$2"
 		else
@@ -683,6 +721,7 @@ test_external () {
 	error >&5 "bug in the test script: not 3 or 4 parameters to test_external"
 	descr="$1"
 	shift
+	test_reset_state_
 	if ! test_skip "$descr" "$@"
 	then
 		# Announce the script to reduce confusion about the
@@ -832,7 +871,7 @@ export NOTMUCH_CONFIG=$NOTMUCH_CONFIG
 #
 # --load		Force loading of notmuch.el and test-lib.el
 
-emacs --no-init-file --no-site-file \
+exec emacs --no-init-file --no-site-file \
 	--directory "$TEST_DIRECTORY/../emacs" --load notmuch.el \
 	--directory "$TEST_DIRECTORY" --load test-lib.el \
 	"\$@"
@@ -842,13 +881,17 @@ EOF
 
 test_emacs () {
 	if [ -z "$EMACS_SERVER" ]; then
-		EMACS_SERVER="notmuch-test-suite-$$"
-		# start a detached screen session with an emacs server
-		screen -S "$EMACS_SERVER" -d -m "$TMP_DIRECTORY/run_emacs" \
-			--no-window-system \
-			--eval "(setq server-name \"$EMACS_SERVER\")" \
-			--eval '(server-start)' \
-			--eval "(orphan-watchdog $$)" || return
+		server_name="notmuch-test-suite-$$"
+		# start a detached session with an emacs server
+		# user's TERM is given to dtach which assumes a minimally
+		# VT100-compatible terminal -- and emacs inherits that
+		TERM=$ORIGINAL_TERM dtach -n "$TEST_TMPDIR/emacs-dtach-socket.$$" \
+			sh -c "stty rows 24 cols 80; exec '$TMP_DIRECTORY/run_emacs' \
+				--no-window-system \
+				--eval '(setq server-name \"$server_name\")' \
+				--eval '(server-start)' \
+				--eval '(orphan-watchdog $$)'" || return
+		EMACS_SERVER="$server_name"
 		# wait until the emacs server is up
 		until test_emacs '()' 2>/dev/null; do
 			sleep 1
@@ -858,6 +901,11 @@ test_emacs () {
 	emacsclient --socket-name="$EMACS_SERVER" --eval "(progn $@)"
 }
 
+test_reset_state_ () {
+	test_subtest_known_broken_=
+	test_subtest_missing_external_prereqs_=
+}
+
 
 find_notmuch_path ()
 {